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| Mirrors > Home > MPE Home > Th. List > deccl | Structured version Visualization version GIF version | ||
| Description: Closure for a numeral. (Contributed by Mario Carneiro, 17-Apr-2015.) (Revised by AV, 6-Sep-2021.) |
| Ref | Expression |
|---|---|
| deccl.1 | ⊢ 𝐴 ∈ ℕ0 |
| deccl.2 | ⊢ 𝐵 ∈ ℕ0 |
| Ref | Expression |
|---|---|
| deccl | ⊢ ;𝐴𝐵 ∈ ℕ0 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-dec 12636 | . 2 ⊢ ;𝐴𝐵 = (((9 + 1) · 𝐴) + 𝐵) | |
| 2 | 9nn0 12452 | . . . 4 ⊢ 9 ∈ ℕ0 | |
| 3 | 1nn0 12444 | . . . 4 ⊢ 1 ∈ ℕ0 | |
| 4 | 2, 3 | nn0addcli 12465 | . . 3 ⊢ (9 + 1) ∈ ℕ0 |
| 5 | deccl.1 | . . 3 ⊢ 𝐴 ∈ ℕ0 | |
| 6 | deccl.2 | . . 3 ⊢ 𝐵 ∈ ℕ0 | |
| 7 | 4, 5, 6 | numcl 12648 | . 2 ⊢ (((9 + 1) · 𝐴) + 𝐵) ∈ ℕ0 |
| 8 | 1, 7 | eqeltri 2833 | 1 ⊢ ;𝐴𝐵 ∈ ℕ0 |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2114 (class class class)co 7360 1c1 11030 + caddc 11032 · cmul 11034 9c9 12234 ℕ0cn0 12428 ;cdc 12635 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5231 ax-nul 5241 ax-pow 5302 ax-pr 5370 ax-un 7682 ax-resscn 11086 ax-1cn 11087 ax-icn 11088 ax-addcl 11089 ax-addrcl 11090 ax-mulcl 11091 ax-mulrcl 11092 ax-mulcom 11093 ax-addass 11094 ax-mulass 11095 ax-distr 11096 ax-i2m1 11097 ax-1ne0 11098 ax-1rid 11099 ax-rnegex 11100 ax-rrecex 11101 ax-cnre 11102 ax-pre-lttri 11103 ax-pre-lttrn 11104 ax-pre-ltadd 11105 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5519 df-eprel 5524 df-po 5532 df-so 5533 df-fr 5577 df-we 5579 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-pred 6259 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-ov 7363 df-om 7811 df-2nd 7936 df-frecs 8224 df-wrecs 8255 df-recs 8304 df-rdg 8342 df-er 8636 df-en 8887 df-dom 8888 df-sdom 8889 df-pnf 11172 df-mnf 11173 df-ltxr 11175 df-nn 12166 df-2 12235 df-3 12236 df-4 12237 df-5 12238 df-6 12239 df-7 12240 df-8 12241 df-9 12242 df-n0 12429 df-dec 12636 |
| This theorem is referenced by: 10nn0 12653 3declth 12667 3decltc 12668 decleh 12670 decmul1 12699 bpoly4 16015 fsumcube 16016 3dvds2dec 16293 dec2dvds 17025 dec5dvds2 17027 2exp8 17050 2exp11 17051 2exp16 17052 prmlem2 17081 37prm 17082 43prm 17083 83prm 17084 139prm 17085 163prm 17086 317prm 17087 631prm 17088 1259lem1 17092 1259lem2 17093 1259lem3 17094 1259lem4 17095 1259lem5 17096 1259prm 17097 2503lem1 17098 2503lem2 17099 2503lem3 17100 2503prm 17101 4001lem1 17102 4001lem2 17103 4001lem3 17104 4001lem4 17105 4001prm 17106 slotsbhcdif 17369 quart1cl 26831 quart1lem 26832 quart1 26833 log2ublem3 26925 log2ub 26926 log2le1 26927 birthday 26931 bpos1 27260 bpos 27270 1kp2ke3k 30531 9p10ne21 30555 dp3mul10 32972 dpmul1000 32973 dpadd 32985 dpmul 32987 dpmul4 32988 cos9thpiminplylem1 33942 hgt750lemd 34808 hgt750lem 34811 hgt750lem2 34812 hgt750leme 34818 tgoldbachgnn 34819 tgoldbachgt 34823 kur14lem9 35412 420gcd8e4 42459 12lcm5e60 42461 60lcm7e420 42463 3exp7 42506 3lexlogpow5ineq1 42507 3lexlogpow5ineq2 42508 3lexlogpow5ineq5 42513 aks4d1p1 42529 sqn5i 42731 decpmulnc 42733 decpmul 42734 sqdeccom12 42735 sq3deccom12 42736 235t711 42751 ex-decpmul 42752 sq45 43118 sum9cubes 43119 resqrtvalex 44090 imsqrtvalex 44091 inductionexd 44600 sin5tlem4 47340 sin5tlem5 47341 fmtno3 48026 fmtno4 48027 fmtno5lem1 48028 fmtno5lem2 48029 fmtno5lem3 48030 fmtno5lem4 48031 fmtno5 48032 257prm 48036 fmtno4prmfac 48047 fmtno4nprmfac193 48049 fmtno5faclem1 48054 fmtno5faclem2 48055 fmtno5faclem3 48056 fmtno5fac 48057 fmtno5nprm 48058 139prmALT 48071 31prm 48072 127prm 48074 m7prm 48075 m11nprm 48076 11t31e341 48220 2exp340mod341 48221 341fppr2 48222 nfermltl2rev 48231 evengpoap3 48287 bgoldbachlt 48301 tgoldbachlt 48304 ackval3012 49180 ackval41a 49182 ackval41 49183 ackval42 49184 |
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